Presto EverSharp Electric Knife Sharpener The easy, automatic way to sharpen most kitchen and sporting knives to a razor sharp edge. Professional 2-stage system precision grinds a perfect sharpening angle than fine hones and polishes the edge. Uses Sapphirite sharpening wheels, the same ultra hard material used in professional sharpening shops. No-guess blade guides automatically hold knife at the ideal sharpening angle every time. 1 year limited warranty. 60W/120V AC. Type Electric, Blade Material Sapphrite, Color Gray/Black, Number of Stages 2 Stage, Pkg Qty 1, Package Type Box This product can expose you to chemicals including styrene which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.